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Current conditions at
Portland Municipal Airport (K1M5)
Lat: 36.59°NLon: 86.48°WElev: 818ft.
Fog/Mist
63°F
17°C
| Humidity | 94% |
| Wind Speed | N 3 mph |
| Barometer | 30.12 in |
| Dewpoint | 61°F (16°C) |
| Visibility | 4.00 mi |
| Last update | 4 Oct 6:15 am CDT |
Extended Forecast for
Portland TN
Today
High: 78 °F
Decreasing
CloudsTonight
Low: 50 °F
Mostly Clear
Monday
High: 77 °F
Sunny
Monday Night
Low: 46 °F
Clear
Tuesday
High: 79 °F
Sunny
Tuesday Night
Low: 50 °F
Clear
Wednesday
High: 83 °F
Sunny
Wednesday Night
Low: 51 °F
Clear
Thursday
High: 82 °F
Sunny
Detailed Forecast
Today
Cloudy, then gradually becoming mostly sunny, with a high near 78. North northeast wind around 5 mph.
Tonight
Mostly clear, with a low around 50. North wind around 5 mph.
Monday
Sunny, with a high near 77. North northeast wind 5 to 10 mph.
Monday Night
Clear, with a low around 46. North northeast wind around 5 mph.
Tuesday
Sunny, with a high near 79. East northeast wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Clear, with a low around 50. Calm wind.
Wednesday
Sunny, with a high near 83. Calm wind becoming west southwest around 5 mph in the morning.
Wednesday Night
Clear, with a low around 51. Calm wind.
Thursday
Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Clear, with a low around 50.
Friday
Sunny, with a high near 84.
Friday Night
Partly cloudy, with a low around 54.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 84.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Portland TN
36.6°N 86.53°W (Elev. 801 ft)
36.6°N 86.53°W (Elev. 801 ft)
4:46 am CDT Oct 4, 2026
6am CDT Oct 4, 2026-6pm CDT Oct 10, 2026
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